Which of the following herbicides derived from urea?

Answer: Option A

Simazine from the following herbicides is derived from urea.
Simazine is a selective herbicide C₇H₁₂N₅Cl used to control weeds, especially among crop plants. It is a diamino-1,3,5-triazine that is N,N'-diethyl-1,3,5-triazine-2,4-diamine substituted by a chloro group at position 6.
It has a role as a herbicide, a xenobiotic, and an environmental contaminant. It is used to control broad-leaved weeds and annual grasses in a field, berry fruit, nuts, vegetable and ornamental crops, turfgrass, orchards and vineyards.